what?

[microlab123]

Not enough arguments.
org.multimc.NotFoundException
at org.multimc.ParamBucket.all(ParamBucket.java:43)
at org.multimc.onesix.OneSixLauncher.processParams(OneSixLauncher.java:57)
at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:326)
at org.multimc.EntryPoint.listen(EntryPoint.java:170)
at org.multimc.EntryPoint.main(EntryPoint.java:54)
Exiting with -1
Process exited with code -1.

[peterix]

I have absolutely no idea what this relates to. Always post the whole log, not a fragment.

[peterix]

MultiMC version: 0.4.10-733

Minecraft folder is:
instances/1.8.9/minecraft

Java path is:
C:/ProgramData/Oracle/Java/javapath/java.exe

Checking Java version...
Java version is 1.8.0_74!
Java Arguments:
[-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump, -Xms512m, -Xmx1024m, -Duser.language=en, -jar, C:/Users/11/Desktop/MultiMC/jars/NewLaunch.jar]

Minecraft process ID: 1488

Using onesix launcher.

Not enough arguments.
org.multimc.NotFoundException
at org.multimc.ParamBucket.all(ParamBucket.java:43)
at org.multimc.onesix.OneSixLauncher.processParams(OneSixLauncher.java:57)
at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:326)
at org.multimc.EntryPoint.listen(EntryPoint.java:170)
at org.multimc.EntryPoint.main(EntryPoint.java:54)
Exiting with -1
Process exited with code -1.

[peterix]

Strange. Looks like some part of the version file didn't load.

Can you also post the MultiMC log? Log from the current session is MultiMC-0.log

[peterix]

https://github.com/MultiMC/MultiMC5/blob/develop/depends/launcher/org/multimc/onesix/OneSixLauncher.java#L57